package com.cyx.controller;

import com.cyx.pojo.Result;
import jakarta.servlet.http.Cookie;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

@Slf4j
@RestController
public class SessionController {
    // 设置Cookie
    @GetMapping("/c1")
    public Result cookie1(HttpServletResponse response){
        response.addCookie(new Cookie("login_username","itheima"));
        return Result.success();
    }

    // 获取Cookie
    @GetMapping("/c2")
    public Result cookie2(HttpServletRequest request){
        Cookie[] cookies = request.getCookies();
        for (Cookie cookie : cookies){
            if(cookie.getName().equals("login_username")){
                System.out.println("login_username" + cookie.getValue());//输出name为login_username的cookie
            }
        }
        return Result.success();
    }

    // 存值
    @GetMapping("/s1")
    public Result session1(HttpSession session){
        log.info("HttpSession-s1: {}",session.hashCode());
        session.setAttribute("loginUser","tom"); // 往session中存储数据
        return Result.success();
    }
    // 取值
    @GetMapping("/s2")
    public Result session2(HttpSession session){
        log.info("HttpSession2-s2: {}",session.hashCode());

        Object loginUser = session.getAttribute("loginUser");//从session中获取数据
        log.info("loginUser: {}",loginUser);
        return Result.success(loginUser);
    }
}
